Results 21 to 30 of about 7,426,354 (247)

Quelles organisations de la mobilité plus durables et moins dépendantes de la voiture dans les espaces ruraux à faible densité ? L’exemple du Parc naturel régional Loire-Anjou-Touraine

open access: yesDéveloppement Durable et Territoires, 2013
Two phenomena will in the next years hinder the rural populations’ mobility practices: the environmental recommendations of the French law “Grenelle 2”, which encourages the development of the most accessible areas only; the increasing cost of energy and
Marie Huyghe   +2 more
doaj   +1 more source

Introducing localgauss, an R Package for Estimating and Visualizing Local Gaussian Correlation

open access: yesJournal of Statistical Software, 2014
Quantifying non-linear dependence structures between two random variables is a challenging task. There exist several bona-fide dependence measures able to capture the strength of the non-linear association, but they typically give little information ...
Geir Drage Berentsen   +2 more
doaj   +1 more source

hergm: Hierarchical Exponential-Family Random Graph Models

open access: yesJournal of Statistical Software, 2018
We describe the R package hergm that implements hierarchical exponential-family random graph models with local dependence. Hierarchical exponential-family random graph models with local dependence tend to be superior to conventional exponential-family ...
Michael Schweinberger, Pamela Luna
doaj   +1 more source

Extending Hilbert–Schmidt Independence Criterion for Testing Conditional Independence

open access: yesEntropy, 2023
The Conditional Independence (CI) test is a fundamental problem in statistics. Many nonparametric CI tests have been developed, but a common challenge exists: the current methods perform poorly with a high-dimensional conditioning set.
Bingyuan Zhang, Joe Suzuki
doaj   +1 more source

Joint Testlet Cognitive Diagnosis Modeling for Paired Local Item Dependence in Response Times and Response Accuracy

open access: yesFrontiers in Psychology, 2018
In joint models for item response times (RTs) and response accuracy (RA), local item dependence is composed of local RA dependence and local RT dependence. The two components are usually caused by the same common stimulus and emerge as pairs.
Peida Zhan, Manqian Liao, Yufang Bian
doaj   +1 more source

On the competition between interface energy and temperature in phase transition phenomena

open access: yesApplications in Engineering Science, 2020
Phase nucleation and propagation phenomena can be characterized by a cooperative behavior regulated by non local interactions between the multistable domains and with the loading device.
Luca Bellino   +3 more
doaj   +1 more source

General and Local: Averaged k-Dependence Bayesian Classifiers

open access: yesEntropy, 2015
The inference of a general Bayesian network has been shown to be an NP-hard problem, even for approximate solutions. Although k-dependence Bayesian (KDB) classifier can construct at arbitrary points (values of k) along the attribute dependence spectrum ...
Limin Wang   +3 more
doaj   +1 more source

Local dependence in bivariate copulae with Beta marginals

open access: yesRevista Colombiana de Estadística, 2017
The local dependence function (LDF) describes changes in the correlation structure of continuous bivariate random variables along their range. Bivariate density functions with Beta marginals can be used to model jointly a wide variety of data with ...
Eirini Koutoumanou   +2 more
doaj   +1 more source

Local time dependence of polar mesospheric clouds: a model study [PDF]

open access: yesAtmospheric Chemistry and Physics, 2018
The Mesospheric Ice Microphysics And tranSport model (MIMAS) is used to study local time (LT) variations of polar mesospheric clouds (PMCs) in the Northern Hemisphere during the period from 1979 to 2013. We investigate the tidal behavior of brightness,
F. Schmidt   +4 more
doaj   +1 more source

Magnetic local time (MLT) dependence of auroral peak emission height and morphology [PDF]

open access: yesAnnales Geophysicae, 2022
We investigate the bulk behaviour of auroral structures and peak emission height as a function of magnetic local time (MLT). These data are collected from the Fennoscandian Lapland and Svalbard latitudes from seven identical auroral all-sky cameras (ASC)
N. Partamies   +4 more
doaj   +1 more source

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